Finding the Fourth Proportional to 1,006,908.68, 1,510,889.58 and 407,933.48
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Solution
The fourth proportional to 1,006,908.68, 1,510,889.58 and 407,933.48 is: 612,113.55
Step by Step Solution
- Step 1: Write the proportion equation
1,006,908.68 : 1,510,889.58 = 407,933.48 : x - Step 2: Convert to fraction form
1,006,908.68/1,510,889.58 = 407,933.48/x - Step 3: Cross multiply
1,006,908.68x = 1,510,889.58 × 407,933.48 - Step 4: Simplify right side
1,006,908.68x = 616,342,444,265.14 - Step 5: Solve for x
x = 616,342,444,265.14/1,006,908.68 - Step 6: Final answer
x = 612,113.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.